21886524

素因数分解:

$2^2\times 3^5\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1$

素因数の和:142

約数の個数: 144

約数和(自身を含む): 66044160

約数和(自身を除く): 44157636

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 23, 27, 33, 36, 44, 46, 54, 66, 69, 81, 89, 92, 99, 108, 132, 138, 162, 178, 198, 207, 243, 253, 267, 276, 297, 324, 356, 396, 414, 486, 506, 534, 594, 621, 759, 801, 828, 891, 972, 979, 1012, 1068, 1188, 1242, 1518, 1602, 1782, 1863, 1958, 2047, 2277, 2403, 2484, 2673, 2937, 3036, 3204, 3564, 3726, 3916, 4094, 4554, 4806, 5346, 5589, 5874, 6141, 6831, 7209, 7452, 8188, 8811, 9108, 9612, 10692, 11178, 11748, 12282, 13662, 14418, 17622, 18423, 20493, 21627, 22356, 22517, 24564, 26433, 27324, 28836, 35244, 36846, 40986, 43254, 45034, 52866, 55269, 61479, 67551, 73692, 79299, 81972, 86508, 90068, 105732, 110538, 122958, 135102, 158598, 165807, 202653, 221076, 237897, 245916, 270204, 317196, 331614, 405306, 475794, 497421, 607959, 663228, 810612, 951588, 994842, 1215918, 1823877, 1989684, 2431836, 3647754, 5471631, 7295508, 10943262, 21886524]

約数ペア:

[(1, 21886524), (2, 10943262), (3, 7295508), (4, 5471631), (6, 3647754), (9, 2431836), (11, 1989684), (12, 1823877), (18, 1215918), (22, 994842), (23, 951588), (27, 810612), (33, 663228), (36, 607959), (44, 497421), (46, 475794), (54, 405306), (66, 331614), (69, 317196), (81, 270204), (89, 245916), (92, 237897), (99, 221076), (108, 202653), (132, 165807), (138, 158598), (162, 135102), (178, 122958), (198, 110538), (207, 105732), (243, 90068), (253, 86508), (267, 81972), (276, 79299), (297, 73692), (324, 67551), (356, 61479), (396, 55269), (414, 52866), (486, 45034), (506, 43254), (534, 40986), (594, 36846), (621, 35244), (759, 28836), (801, 27324), (828, 26433), (891, 24564), (972, 22517), (979, 22356), (1012, 21627), (1068, 20493), (1188, 18423), (1242, 17622), (1518, 14418), (1602, 13662), (1782, 12282), (1863, 11748), (1958, 11178), (2047, 10692), (2277, 9612), (2403, 9108), (2484, 8811), (2673, 8188), (2937, 7452), (3036, 7209), (3204, 6831), (3564, 6141), (3726, 5874), (3916, 5589), (4094, 5346), (4554, 4806)]